Suggest images based on the text info of the blog: name, description, tags.

A process could be similar to how Trello suggests a background for your board.

This link should point to: https://github.com/dappforce/dappforce-subsocial-apps

It doesn't make sense to save the date when an activity was inserted into Postgres DB, because DB can be recreated based on Substrate events any time.

This will be adding another vocabulary from Library of Congress that is specific to names

http://id.loc.gov/authorities/names.html